72998172

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:194

約数の個数: 144

約数和(自身を含む): 211891680

約数和(自身を除く): 138893508

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 53, 54, 78, 81, 106, 108, 109, 117, 156, 159, 162, 212, 218, 234, 243, 318, 324, 327, 351, 436, 468, 477, 486, 636, 654, 689, 702, 954, 972, 981, 1053, 1308, 1378, 1404, 1417, 1431, 1908, 1962, 2067, 2106, 2756, 2834, 2862, 2943, 3159, 3924, 4134, 4212, 4251, 4293, 5668, 5724, 5777, 5886, 6201, 6318, 8268, 8502, 8586, 8829, 11554, 11772, 12402, 12636, 12753, 12879, 17004, 17172, 17331, 17658, 18603, 23108, 24804, 25506, 25758, 26487, 34662, 35316, 37206, 38259, 51012, 51516, 51993, 52974, 55809, 69324, 74412, 75101, 76518, 103986, 105948, 111618, 114777, 150202, 153036, 155979, 167427, 207972, 223236, 225303, 229554, 300404, 311958, 334854, 344331, 450606, 459108, 467937, 623916, 669708, 675909, 688662, 901212, 935874, 1351818, 1377324, 1403811, 1871748, 2027727, 2703636, 2807622, 4055454, 5615244, 6083181, 8110908, 12166362, 18249543, 24332724, 36499086, 72998172]

約数ペア:

[(1, 72998172), (2, 36499086), (3, 24332724), (4, 18249543), (6, 12166362), (9, 8110908), (12, 6083181), (13, 5615244), (18, 4055454), (26, 2807622), (27, 2703636), (36, 2027727), (39, 1871748), (52, 1403811), (53, 1377324), (54, 1351818), (78, 935874), (81, 901212), (106, 688662), (108, 675909), (109, 669708), (117, 623916), (156, 467937), (159, 459108), (162, 450606), (212, 344331), (218, 334854), (234, 311958), (243, 300404), (318, 229554), (324, 225303), (327, 223236), (351, 207972), (436, 167427), (468, 155979), (477, 153036), (486, 150202), (636, 114777), (654, 111618), (689, 105948), (702, 103986), (954, 76518), (972, 75101), (981, 74412), (1053, 69324), (1308, 55809), (1378, 52974), (1404, 51993), (1417, 51516), (1431, 51012), (1908, 38259), (1962, 37206), (2067, 35316), (2106, 34662), (2756, 26487), (2834, 25758), (2862, 25506), (2943, 24804), (3159, 23108), (3924, 18603), (4134, 17658), (4212, 17331), (4251, 17172), (4293, 17004), (5668, 12879), (5724, 12753), (5777, 12636), (5886, 12402), (6201, 11772), (6318, 11554), (8268, 8829), (8502, 8586)]